//*****************************************************************************
//   Copyright (c) 1998 INRIA.
//   http://www.inria.fr/croap/aioli/modules/figue/web/credits.html#COPYRIGHT
//*****************************************************************************

package figue.tutorial;

import java.awt.GridLayout;
import java.awt.event.KeyEvent;

import figue.*;
import figue.box.*;
import figue.path.*;
import figue.event.*;
import figue.resource.*;

public final class Tutorial_30 extends TutorialApplet {

    /**
     * For code identification with unix what command.
     * @level internal
     */
    public final static String VERSION_ID
	= "@(#) $Source: /net/croap/CVSROOT/figue/java/tutorial/Tutorial_30.java,v $ $revision$ $Date: 1998/11/02 15:55:56 $ Copyright 1998 INRIA.";

    protected final void initTutorial() {
	setLayout(new GridLayout(1,1));
	_facade = new AWTFacade(getParameters());
	add(_facade.getAwtComponent());
	_facade.addKeyListener (new KeyListenerInterface() {
	    public final void keyTyped(KeyEvent anEvent) {
	    }
	    public final void keyPressed(KeyEvent anEvent) {
		switch ( anEvent.getKeyCode() ) {
		case KeyEvent.VK_A:
		case KeyEvent.VK_B:
		case KeyEvent.VK_C:
		case KeyEvent.VK_D:
		case KeyEvent.VK_E:
		case KeyEvent.VK_F:
		case KeyEvent.VK_G:
		case KeyEvent.VK_H:
		case KeyEvent.VK_I:
		case KeyEvent.VK_J:
		case KeyEvent.VK_K:
		case KeyEvent.VK_L:
		case KeyEvent.VK_M:
		case KeyEvent.VK_N:
		case KeyEvent.VK_O:
		case KeyEvent.VK_P:
		case KeyEvent.VK_Q:
		case KeyEvent.VK_R:
		case KeyEvent.VK_S:
		case KeyEvent.VK_T:
		case KeyEvent.VK_U:
		case KeyEvent.VK_V:
		case KeyEvent.VK_W:
		case KeyEvent.VK_X:
		case KeyEvent.VK_Y: {
		    insertChar(anEvent.getKeyChar(),"letter");
		    break;
		}
		default: {
		}
		}
	    }
	    public final void keyReleased(KeyEvent anEvent) {
	    }
	});
	final class NumberListener extends DefaultKeyListener {
	    public NumberListener(InteractiveFacade aFacade) {
		super(aFacade);
	    }
	    public final void keyPressed(KeyEvent anEvent) {
		switch ( anEvent.getKeyCode() ) {
		case KeyEvent.VK_0:
		case KeyEvent.VK_1:
		case KeyEvent.VK_2:
		case KeyEvent.VK_3:
		case KeyEvent.VK_4:
		case KeyEvent.VK_5:
		case KeyEvent.VK_6:
		case KeyEvent.VK_7:
		case KeyEvent.VK_8:
		case KeyEvent.VK_9:
		case KeyEvent.VK_NUMPAD0:
		case KeyEvent.VK_NUMPAD1:
		case KeyEvent.VK_NUMPAD2:
		case KeyEvent.VK_NUMPAD3:
		case KeyEvent.VK_NUMPAD4:
		case KeyEvent.VK_NUMPAD5:
		case KeyEvent.VK_NUMPAD6:
		case KeyEvent.VK_NUMPAD7:
		case KeyEvent.VK_NUMPAD8:
		case KeyEvent.VK_NUMPAD9: {
		    insertChar(anEvent.getKeyChar(),"number");
		    break;
		}
		default: {
		    super.keyPressed(anEvent);
		}
		}
	    }
	}
	_facade.addKeyListener(new NumberListener(_facade));
	_facade.addPointingListener(new PointingListenerInterface() {
	    public final void mouseEntered(PointingEvent anEvent) {
		_facade.requestFocus();
	    }
	    public final void mouseExited(PointingEvent anEvent) {
	    }
	    public final void mousePressed(PointingEvent anEvent) {
	    }
	    public final void mouseReleased(PointingEvent anEvent) {
	    }
	    public final void mouseClicked(PointingEvent anEvent) {
	    }
	});
	initResources();
	buildBox();
    }

    private final void insertChar(char aChar,String aStyle) {
	PathInterface thePath = new Path();
	PathInterface thePath1 = new Path();
	thePath.addChild(thePath1);
	PathInterface thePath2 = new Path();
	thePath1.addChild(thePath2);
	thePath2.addOperation(new InsertGlyph(Atom.newAtom("<"+aChar+">",aStyle),_insertRank++));
	_facade.updateAndRedisplay(thePath);
    }
	
    public final void destroy() {
	_facade.disposeWhenInactive();
	_facade = null;
	_font = null;
	_yellow = null;
	_blue = null;
	_red = null;
	super.destroy();
    }

    private final void initResources() {
	try {
	    _font = _facade.doGetFont(null,FontFamily.HELVETICA,FontStyle.BOLD,24,false);
	    _yellow = _facade.doGetColor("yellow",BasicColor.YELLOW);
	    _blue = _facade.doGetColor(null,0,0,255);
	    _red = _facade.doGetColor("red",BasicColor.RED);
	    _facade.doGetStyle("letter",null,_facade.doGetColor("green",BasicColor.GREEN),null);
	    _facade.doGetStyle("number",null,null,_yellow);
	}
	catch ( WrongResourceException anException ) {
	    ;
	} 
	initStandardResources(_facade);
    }
  
    private final void buildBox() {
	final GlyphInterface theContext = new ChangeGraphicalContextAnonymous(_font,_blue,null);
	final GlyphInterface theLine = new Paragraph(10,0,10);
	theContext.addChild(theLine);
	for( int i = 0; i < 5; i++ ) {
	    pushWords(theLine);
	}
	PathInterface thePath = new Path();
	thePath.addOperation(new InsertGlyph(theContext,0));
	_facade.buildInit(thePath);
	_facade.buildComplete();
    }
    
    private final void pushWords(GlyphInterface aGlyph) {
	aGlyph.addChild(Atom.newAtom("It's"));
	aGlyph.addChild(Atom.newAtom('a'));
	final GlyphInterface theContext = new ChangeGraphicalContextAnonymous(null,_red,_yellow);
	aGlyph.addChild(theContext);
	theContext.addChild(Atom.newAtom("wonderful"));
	aGlyph.addChild(Atom.newAtom("life"));
	aGlyph.addChild(Atom.newAtom("!!"));
    }

    private final FacadeInitializer getParameters() {
	FacadeInitializer theParameters = new FacadeInitializer();
	theParameters.setFormattingWidth(475);
	setAppletParameters(theParameters);
	return theParameters;
    }

    private AWTFacade _facade;
    private FontInterface _font;
    private ColorInterface _yellow;
    private ColorInterface _blue;
    private ColorInterface _red;
    private int _insertRank = 20;

}